<template>
    <div style="background-color:blue;">
        子组件用来接收{{}}
        <GrandSon></GrandSon>
        啦啦啦
    </div>
</template>

<script>
import GrandSon from '../GrandSon.vue';

export default {
    inject:['message'],
    components:{
        GrandSon
    }
}
</script>